OpenTechnical

OT-2026-000080660

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000080660) never changes.

Identity and time

Publication numberOT-2026-000080660 · never reused
Internal UUID01a0ae96-7e79-7aad-af0d-d67fea136cee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080660
StatusPUBLIC

Content hashes

Canonical text9aa23fdaefb4aec27df840ba1f21b8c9ca627b6ef27c7293540434f3688f9e2b
Markdown7a384c1cdf83b19d9113dae6d0f75ed792bc92df2b129e1703120b5f9a4096f1
PDF
Publication pagee673991456d3448defb59f8d8fded64be5eef39af849660401e259a2bc0b39ac
Manifest660443c1086933f6c7ade9afa7554e07cf96e71cc9c872a6982856e79cbeb6fb

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureXWNnfQAn//f8LHlo4cXmLyTQ54ys9VbD+lx+kwb28ng6UnzMqS9CIqFhDTWaD3aG5y054KJrHk7Mn+kU8cptBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:20.574067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080660
observed e673991456d3448defb59f8d8fded64b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.548232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080660/manifest.json
observed 660443c1086933f6c7ade9afa7554e07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.523431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080660/publication.md
observed 7a384c1cdf83b19d9113dae6d0f75ed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.499480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080660/publication.txt
observed 9aa23fdaefb4aec27df840ba1f21b8c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.